Ducati Monster 821 Alternator
New, used, or aftermarket – from sellers across Europe.
Parts availability
This part appears to be widely available.
Estimated price range
Widely available Limited Hard to find
Last updated: 24.10.2026, 02:06
Alternator for your Ducati Monster 821?
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Prices from recent listings
| Source | Condition | Price (approx.) | Last seen |
|---|---|---|---|
| Motorparts-online | Unknown | 69.00 € | 2026-10-24 |
| eBay | Used | 97.50 € | 2026-10-24 |
| Ducati-kaemna | Unknown | 39.00 € | 2026-08-22 |
| Louis | New | 39.99 € | 2026-08-22 |
| Motorparts-online | Unknown | 69.00 € | 2026-08-22 |
| Ducati-kaemna | Unknown | 89.00 € | 2026-08-22 |
| Louis | Unknown | 90.00 € | 2026-08-22 |
| eBay | Used | 97.50 € | 2026-08-22 |
Indicative values only – current prices may vary.
Price comparison: Alternator
Current median for the Ducati Monster 821: 97.50 €.
Median across all motorcycle models: around 96 €. This model is in line with the median.
Median across Ducati motorcycle models: around 120 €. This model is 20% below that and cheaper than 70% of the models compared.
Compares the medians of the most recent offers found for each model.
Find Ducati Monster 821 parts online
hank's free AI report searches specialized shops for Ducati Monster 821 parts, including Custom Cruisers, Moto-Hub UK & Ducati Store.
About this part
The alternator on your Monster 821 charges the battery and powers the electrics while the engine runs. A failing alternator causes dimming lights, a dying battery and eventually a vehicle that won't start.
Frequently asked questions
What should I check when ordering a replacement alternator for the Ducati Monster 821?
Match the exact engine code and the model year of your Monster 821, as alternators differ in output (amps) and mounting. Check whether the pulley is included or needs to be transferred.
Is a remanufactured alternator a good option?
Yes – remanufactured alternators are tested to OEM specs and are often significantly cheaper than new. They're a reliable and economical choice for most vehicles.
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